Any sufficiently advanced technology is indistinguishable from magic. The Slacker app puts millions of songs in your pocket and lets you craft your own stations from them. Yep, sounds like magic, all right.

With its color-splashed backgrounds and gorgeous, hand-painted 2D sprites, Aquaria might look like a kids’ game, or a casual one. But like its ocean setting, this fantasy action-adventure game is miles deeper than what you see on the surface.